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Diffstat (limited to 'test/CodeGen/X86/handle-move.ll')
| -rw-r--r-- | test/CodeGen/X86/handle-move.ll | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/test/CodeGen/X86/handle-move.ll b/test/CodeGen/X86/handle-move.ll deleted file mode 100644 index ba96275569b3..000000000000 --- a/test/CodeGen/X86/handle-move.ll +++ /dev/null @@ -1,74 +0,0 @@ -; RUN: llc -march=x86-64 -mcpu=core2 -fast-isel -enable-misched -misched=shuffle -misched-bottomup -verify-machineinstrs < %s -; RUN: llc -march=x86-64 -mcpu=core2 -fast-isel -enable-misched -misched=shuffle -misched-topdown -verify-machineinstrs < %s -; REQUIRES: asserts -; -; Test the LiveIntervals::handleMove() function. -; -; Moving the DIV32r instruction exercises the regunit update code because -; %EDX has a live range into the function and is used by the DIV32r. -; -; Here sinking a kill + dead def: -; 144B -> 180B: DIV32r %vreg4, %EAX<imp-def>, %EDX<imp-def,dead>, %EFLAGS<imp-def,dead>, %EAX<imp-use,kill>, %EDX<imp-use> -; %vreg4: [48r,144r:0) 0@48r -; --> [48r,180r:0) 0@48r -; DH: [0B,16r:0)[128r,144r:2)[144r,144d:1) 0@0B-phi 1@144r 2@128r -; --> [0B,16r:0)[128r,180r:2)[180r,180d:1) 0@0B-phi 1@180r 2@128r -; DL: [0B,16r:0)[128r,144r:2)[144r,144d:1) 0@0B-phi 1@144r 2@128r -; --> [0B,16r:0)[128r,180r:2)[180r,180d:1) 0@0B-phi 1@180r 2@128r -; -define i32 @f1(i32 %a, i32 %b, i32 %c) nounwind uwtable readnone ssp { -entry: - %y = add i32 %c, 1 - %x = udiv i32 %b, %a - %add = add nsw i32 %y, %x - ret i32 %add -} - -; Same as above, but moving a kill + live def: -; 144B -> 180B: DIV32r %vreg4, %EAX<imp-def,dead>, %EDX<imp-def>, %EFLAGS<imp-def,dead>, %EAX<imp-use,kill>, %EDX<imp-use> -; %vreg4: [48r,144r:0) 0@48r -; --> [48r,180r:0) 0@48r -; DH: [0B,16r:0)[128r,144r:2)[144r,184r:1) 0@0B-phi 1@144r 2@128r -; --> [0B,16r:0)[128r,180r:2)[180r,184r:1) 0@0B-phi 1@180r 2@128r -; DL: [0B,16r:0)[128r,144r:2)[144r,184r:1) 0@0B-phi 1@144r 2@128r -; --> [0B,16r:0)[128r,180r:2)[180r,184r:1) 0@0B-phi 1@180r 2@128r -; -define i32 @f2(i32 %a, i32 %b, i32 %c, i32 %d) nounwind uwtable readnone ssp { -entry: - %y = sub i32 %c, %d - %x = urem i32 %b, %a - %add = add nsw i32 %x, %y - ret i32 %add -} - -; Moving a use below the existing kill (%vreg5): -; Moving a tied virtual register def (%vreg11): -; -; 96B -> 120B: %vreg11<def,tied1> = SUB32rr %vreg11<tied0>, %vreg5 -; %vreg11: [80r,96r:1)[96r,144r:0) 0@96r 1@80r -; --> [80r,120r:1)[120r,144r:0) 0@120r 1@80r -; %vreg5: [16r,112r:0) 0@16r -; --> [16r,120r:0) 0@16r -; -define i32 @f3(i32 %a, i32 %b) nounwind uwtable readnone ssp { -entry: - %y = sub i32 %a, %b - %x = add i32 %a, %b - %r = mul i32 %x, %y - ret i32 %r -} - -; Move EFLAGS dead def across another def: -; handleMove 208B -> 36B: %EDX<def> = MOV32r0 %EFLAGS<imp-def,dead> -; EFLAGS: [20r,20d:4)[160r,160d:3)[208r,208d:0)[224r,224d:1)[272r,272d:2)[304r,304d:5) 0@208r 1@224r 2@272r 3@160r 4@20r 5@304r -; --> [20r,20d:4)[36r,36d:0)[160r,160d:3)[224r,224d:1)[272r,272d:2)[304r,304d:5) 0@36r 1@224r 2@272r 3@160r 4@20r 5@304r -; -define i32 @f4(i32 %a, i32 %b, i32 %c, i32 %d) nounwind uwtable readnone ssp { -entry: - %x = sub i32 %a, %b - %y = sub i32 %b, %c - %z = sub i32 %c, %d - %r1 = udiv i32 %x, %y - %r2 = mul i32 %z, %r1 - ret i32 %r2 -} |
